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Side-by-side financial comparison of Ambiq Micro, Inc. (AMBQ) and Valens Semiconductor Ltd. (VLN). Click either name above to swap in a different company.

Ambiq Micro, Inc. is the larger business by last-quarter revenue ($18.2M vs $17.3M, roughly 1.0× Valens Semiconductor Ltd.). Valens Semiconductor Ltd. runs the higher net margin — -42.2% vs -49.6%, a 7.3% gap on every dollar of revenue.

Ambiq Micro, Inc. is an American semiconductor company specializing in low-power microcontrollers and systems-on-chip, including products for devices smartwatches, medical devices, and sensors. Founded in 2010 by University of Michigan researchers Scott Hanson, David Blaauw, and Dennis Sylvester, the company is headquartered in Austin, Texas. Its products employ Subthreshold Power Optimized Technology (SPOT) to reduce energy consumption and enable on-device edge AI. In 2025, Ambiq went public...

Valens Semiconductor (Valens) is an Israeli fabless manufacturing company providing semiconductors for the automotive and audio-video industries. Valens provides semiconductor products for the distribution of uncompressed ultra-high-definition (UHD) multimedia content and in-vehicle connectivity applications. The company is a member of the MIPI Alliance and developed the first-to-market chipset that is compliant with the MIPI A-PHY standard. Valens invented the technology behind the HDBaseT s...

AMBQ vs VLN — Head-to-Head

Bigger by revenue
AMBQ
AMBQ
1.0× larger
AMBQ
$18.2M
$17.3M
VLN
Higher net margin
VLN
VLN
7.3% more per $
VLN
-42.2%
-49.6%
AMBQ

Income Statement — Q3 FY2025 vs Q3 FY2025

Metric
AMBQ
AMBQ
VLN
VLN
Revenue
$18.2M
$17.3M
Net Profit
$-9.0M
$-7.3M
Gross Margin
42.3%
63.0%
Operating Margin
-55.3%
-46.4%
Net Margin
-49.6%
-42.2%
Revenue YoY
8.1%
Net Profit YoY
29.3%
EPS (diluted)
$-0.72
$-0.07

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AMBQ
AMBQ
VLN
VLN
Q3 25
$18.2M
$17.3M
Q2 25
$17.9M
$17.1M
Q1 25
$16.8M
Q3 24
$16.0M
Q2 24
$13.6M
Q2 23
$24.2M
Q2 22
$22.5M
Net Profit
AMBQ
AMBQ
VLN
VLN
Q3 25
$-9.0M
$-7.3M
Q2 25
$-8.5M
$-7.2M
Q1 25
$-8.3M
Q3 24
$-10.4M
Q2 24
$-8.9M
Q2 23
$-4.6M
Q2 22
$-10.0M
Gross Margin
AMBQ
AMBQ
VLN
VLN
Q3 25
42.3%
63.0%
Q2 25
40.1%
63.5%
Q1 25
62.9%
Q3 24
56.4%
Q2 24
61.4%
Q2 23
61.8%
Q2 22
70.2%
Operating Margin
AMBQ
AMBQ
VLN
VLN
Q3 25
-55.3%
-46.4%
Q2 25
-49.2%
-43.3%
Q1 25
-56.2%
Q3 24
-76.3%
Q2 24
-69.2%
Q2 23
-21.4%
Q2 22
-35.3%
Net Margin
AMBQ
AMBQ
VLN
VLN
Q3 25
-49.6%
-42.2%
Q2 25
-47.5%
-42.1%
Q1 25
-49.4%
Q3 24
-64.6%
Q2 24
-65.2%
Q2 23
-19.0%
Q2 22
-44.5%
EPS (diluted)
AMBQ
AMBQ
VLN
VLN
Q3 25
$-0.72
$-0.07
Q2 25
$-18.89
$-0.07
Q1 25
$-0.08
Q3 24
$-0.10
Q2 24
$-0.08
Q2 23
$-0.05
Q2 22
$-0.10

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AMBQ
AMBQ
VLN
VLN
Cash + ST InvestmentsLiquidity on hand
$146.5M
$93.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$169.8M
$108.8M
Total Assets
$186.7M
$136.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMBQ
AMBQ
VLN
VLN
Q3 25
$146.5M
$93.5M
Q2 25
$47.5M
$102.7M
Q1 25
$112.5M
Q3 24
$133.1M
Q2 24
$105.9M
Q2 23
$138.0M
Q2 22
$46.6M
Stockholders' Equity
AMBQ
AMBQ
VLN
VLN
Q3 25
$169.8M
$108.8M
Q2 25
$-307.3M
$116.5M
Q1 25
$128.6M
Q3 24
$147.0M
Q2 24
$153.5M
Q2 23
$166.3M
Q2 22
$173.2M
Total Assets
AMBQ
AMBQ
VLN
VLN
Q3 25
$186.7M
$136.7M
Q2 25
$89.2M
$144.8M
Q1 25
$154.6M
Q3 24
$171.9M
Q2 24
$175.8M
Q2 23
$184.3M
Q2 22
$196.2M

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AMBQ
AMBQ
VLN
VLN
Operating Cash FlowLast quarter
$-5.0M
$-4.7M
Free Cash FlowOCF − Capex
$-4.9M
FCF MarginFCF / Revenue
-28.5%
Capex IntensityCapex / Revenue
1.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-11.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMBQ
AMBQ
VLN
VLN
Q3 25
$-5.0M
$-4.7M
Q2 25
$-10.5M
$-211.0K
Q1 25
$-7.6M
Q3 24
$3.0M
Q2 24
$-225.0K
Q2 23
$358.0K
Q2 22
$-4.3M
Free Cash Flow
AMBQ
AMBQ
VLN
VLN
Q3 25
$-4.9M
Q2 25
$-330.0K
Q1 25
$-8.0M
Q3 24
$2.2M
Q2 24
$-460.0K
Q2 23
$-419.0K
Q2 22
$-4.5M
FCF Margin
AMBQ
AMBQ
VLN
VLN
Q3 25
-28.5%
Q2 25
-1.9%
Q1 25
-47.3%
Q3 24
14.0%
Q2 24
-3.4%
Q2 23
-1.7%
Q2 22
-20.0%
Capex Intensity
AMBQ
AMBQ
VLN
VLN
Q3 25
1.6%
Q2 25
0.7%
Q1 25
2.1%
Q3 24
4.5%
Q2 24
1.7%
Q2 23
3.2%
Q2 22
1.1%

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AMBQ
AMBQ

Customer Concentration Risk$16.2M89%
Other$2.0M11%

VLN
VLN

Segment breakdown not available.

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